Wilo-EFC | Wilo

Wilo-EFC

Wilo-EFC

Flexible and safe application as a stand-alone frequency converter for fixed speed pumps
Compact design with energy-saving cooling concept to reduce temperature losses
Integrated energy-efficient harmonic reduction and additional energy-saving function in the partial load range of the pump
Versatile use in pump applications thanks to several connection options and different control modes
Easy commissioning thanks to intuitive assistant with graphical user interface

Stand-alone frequency converter

This frequency converter can fit with fixed speed pumps equipped with asynchronous or permanent magnet motors, in several applications, especially heating, air conditioning and pressure boosting.

Full motor protection with thermistor evaluation
Emergency operation with speed reduction in the event of excess temperature, undervoltage or malfunction of a mains phase
Phase failure monitoring for main phase
Real-time clock for time-based control
Dedicated counter for inverter and motor operating hours, kWh counter, memory for standard messages
Trend function (installed electronics to operate the data log)
Standard cascade control, protects pump from running dry, no or low volume flow
Energy-saving mode with standby mode function
4 internal PID controllers
Smart Logic function with 10 measures for simple drive activities
PM motor and synchronous reluctance motors can be operated using a device

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fileSize	2021-05
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